<template>
<div class="icons">
  <swiper :options="swiperOption">
    <swiper-slide v-for="(page,index) of pages" :key="index">
      <div class="icon" v-for="items of page" v-bind:key="items.id">
        <div class="icon-img">
          <img class="icon-img-content" :src="items.imgUrl"/>
        </div>
        <p class="icon-desc">{{items.text}}</p>
      </div>
    </swiper-slide>
  </swiper>
</div>
</template>

<script>
export default {
  name: "Icons",
  props: { // 子组件接收父组件传递的参数
    list: Array
  },
  data() {
    return {
      swiperOption: {
        autoplay: false
      }
    }
  },
  computed: {
    pages() {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>

<style lang="less">
.icons .swiper-container {
  height: 0;
  padding-bottom: 50%;
}
</style>

<style lang="less" scoped>
@import "~styles/varlibase.less";
@import "~styles/mixins.less";
.icons {
  overflow: hidden;
  height: 0;
  padding-bottom: 50%;
  margin-top: 0.1rem;
  .icon {
    overflow: hidden;
    float: left;
    width: 25%;
    height: 0;
    padding-bottom: 25%;
    position: relative;
    .icon-img {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0.44rem;
      box-sizing: border-box;
      padding: 0.1rem;
      .icon-img-content {
        height: 100%;
        display: block;
        margin: 0 auto;
      }
    }
    .icon-desc {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      height: 0.44rem;
      line-height: 0.44rem;
      color: @textColor;
      text-align: center;
      .ellipsis();
    }
  }
}
</style>
